| Standard No. |
Title |
Price(USD) |
Delivery |
Status |
Add To Cart |
| YS/T 239.2-2010 |
Methods for chemical analysis of antimony trisulfide—Part 2:Determination of combined sulfur content—Combustion-neutralization titration method |
 (USD) |
via email in
1-3 business day
|
VALID
|
|
| GB/T 8647.11-2019 |
Methods for chemical analysis of nickel—Part 11:Determination of magnesium,aluminum,manganese,cobalt,copper,zinc,cadmium,tin,antimony,lead,bismuth contents—Inductively coupled plasma mass spectrometry |
 (USD) |
via email in
1-3 business day
|
TO BE VALID
|
|
| GB/T 3884.7-2012 |
Methods for chemical analysis of copper concentrates - Part 7: Determination of lead content - Na2EDTA titration method |
 (USD) |
via email in
1-3 business day
|
VALID
|
|
| GB/T 8151.4-2012 |
Methods for chemical analysis of zinc concentrates—Part 4:Determination of silicon dioxide content—Molybdenum blue spectrophotometry |
 (USD) |
via email in
1-3 business day
|
VALID
|
|
| YS/T 74.2-2010 |
Methods for chemical analysis of cadmium—Part 2:Determination of antimony content—Hydride generation-atomic fluorescence spectrometry |
 (USD) |
via email in
1-3 business day
|
VALID
|
|
| YS/T 281.5-2011 |
Methods for chemical analysis of cobalt—Part 5:Determination of phosphorus content—Molybdenum blue spectrophotometry |
 (USD) |
via email in
1-3 business day
|
VALID
|
|
| GB/T 10574.10-2017 |
Methods for chemical analysis of tin-lead solders—Part 10:Determination of cadmium content—Flame atomic absorption spectrometry and Na2EDTA titration method |
 (USD) |
via email in
1-3 business day
|
VALID
|
|
| YS/T 990.17-2015 |
|
 (USD) |
via email in
1-3 business day
|
VALID
|
|
| YS/T 746.3-2010 |
Methods for chemical analysis of tin-based lead-free solders—Part 3:Determination of copper content—Flame atomic absorption spectrometric method and sodium thiosulfate titrimetric method |
 (USD) |
via email in
1-3 business day
|
VALID
|
|
| YS/T 461.12-2016 |
Methods for chemical analysis of lead and zinc bulk concentrates—Part 12:Determination of thallium content—Inductively coupled plasma mass spectrometry and inductively coupled plasma atomic emission spectrometry |
 (USD) |
via email in
1-3 business day
|
VALID
|
|
| YS/T 239.4-2010 |
Methods for chemical analysis of antimony trisulfide—Part 4:Determination of aqua-regia insolubles content—Gravimetric method |
 (USD) |
via email in
1-3 business day
|
VALID
|
|
| YS/T 227.2-2010 |
Methods for chemical analysis of tellurium—Part 2:Determination of aluminium content—Chromazurol S-Tetradecyl bromide pyridine micellar solubilization spectrophotometry |
 (USD) |
via email in
1-3 business day
|
VALID
|
|
| GB 5122.12-1985 |
|
 (USD) |
via email in
1-3 business day
|
ABOLISHED
|
|
| GB/T 10574.12-2017 |
Methods for chemical analysis of tin-lead solders—Part 12:Determination of sulfur content—High frequency combustion with infrared absorption method |
 (USD) |
via email in
1-3 business day
|
VALID
|
|
| GB/T 8151.3-2012 |
Methods for chemical analysis of zinc concentrates—Part 3:Determination of iron content—Na2EDTA titrimetric method |
 (USD) |
via email in
1-3 business day
|
VALID
|
|
| GB/T 8151.9-2012 |
Methods for chemical analysis of zinc concentrates—Part 9:Determination of fluorine content—The ion selective electrode method |
 (USD) |
via email in
1-3 business day
|
VALID
|
|
| GB/T 472.7-1984 |
Methods for chemical analysis of lead ingots--The flame atomic absorption spectrophotometric method for the determination of zinc content |
 (USD) |
via email in
1-3 business day
|
ABOLISHED
|
|
| YS/T 746.2-2010 |
Methods for chemical analysis of tin-based lead-free solders—Part 2:Determination of silver content—Flame atomic absorption spectrometric method and potassium thiosulfate titrimetric method |
 (USD) |
via email in
1-3 business day
|
VALID
|
|
| YS/T 746.5-2010 |
Methods for chemical analysis of lead-free tin-based solders—Part 5 Determination of bismuth content—Flame atomic absorption spectrometric method and EDTA titrimetric method |
 (USD) |
via email in
1-3 business day
|
VALID
|
|
| GB/T 10574.1-1989 |
Tin-lead solders-Determination of tin content-Potassium iodate titrimetric method |
 (USD) |
via email in
1-3 business day
|
ABOLISHED
|
|
|
|
